Base | Representation |
---|---|
bin | 11011000101100… |
… | …01111000100110 |
3 | 120211120000122201 |
4 | 31202301320212 |
5 | 431132033110 |
6 | 34314045114 |
7 | 5426226661 |
oct | 1542617046 |
9 | 524500581 |
10 | 227221030 |
11 | 107295583 |
12 | 6411979a |
13 | 380c841a |
14 | 2226a6d8 |
15 | 14e34b3a |
hex | d8b1e26 |
227221030 has 32 divisors (see below), whose sum is σ = 427451904. Its totient is φ = 86878176.
The previous prime is 227221021. The next prime is 227221037. The reversal of 227221030 is 30122722.
227221030 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.
227221030 is a Rhonda number in base 12.
It is a junction number, because it is equal to n+sod(n) for n = 227220989 and 227221007.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (227221037) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14589 + ... + 25831.
It is an arithmetic number, because the mean of its divisors is an integer number (13357872).
Almost surely, 2227221030 is an apocalyptic number.
227221030 is a deficient number, since it is larger than the sum of its proper divisors (200230874).
227221030 is a wasteful number, since it uses less digits than its factorization.
227221030 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11340.
The product of its (nonzero) digits is 336, while the sum is 19.
The square root of 227221030 is about 15073.8525268095. The cubic root of 227221030 is about 610.2149470930.
Adding to 227221030 its reverse (30122722), we get a palindrome (257343752).
The spelling of 227221030 in words is "two hundred twenty-seven million, two hundred twenty-one thousand, thirty".
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